614results about How to "Not easily affected" patented technology

The invention discloses a super-redundant flexible mechanical arm based on rope driving. The super-redundant flexible mechanical arm comprises a driving module, a mechanical arm module and a plurality of driving ropes; the mechanical arm module comprises a plurality of joints in serial connection, the adjacent joints are connected through cross and perpendicular rotating shafts arranged between the adjacent joints, and at least three driving ropes are fixedly connected to any joint; the driving ropes can be driven by the driving module to move independently; and the driving ropes arranged on the same joint are arranged in a manner that the joint can be pulled by the driving ropes to rotate around the rotating shafts relative to the adjacent joints. According to the super-redundant flexible mechanical arm, all joints can be adjusted independently and controlled more accurately, the weight of the joints is greatly reduced, the bearing capacity of the mechanical arm is further improved, and the high-speed movement and the quick response of the mechanical arm are achieved. Meanwhile, the distributing work of electric lines is removed, the mechanical arm is only composed of mechanical structures and is not prone to being affected by severe environments, the service life is prolonged, and the mechanical arm is convenient to disassembly, maintain and assemble.

The invention relates to the field of flexible robots, and discloses a flexible charging robot based on rope driving. The flexible charging robot comprises a plurality of control ropes, a rope driving device, a flexible mechanical arm and an end executor; the control ropes can be driven by the rope driving device to telescope to drive the flexible mechanical arm to bend, and then the end executor installed at the tail end of the flexible mechanical arm is driven to move. According to the flexible charging robot based on rope driving, the charging robot is formed by combining the flexible mechanical arm with a charging head, can adapt to a garage environment which has a narrow working space and many obstacles by combining free bending motion of the flexible mechanical arm and is small in size, low in weight, flexible to move and low in control cost; meanwhile, a motor and a control circuit are far away from the end executor, therefore, the flexible charging robot is not liable to be affected by an outside environment, and the service life of the robot can be guaranteed.

In a magnet-exciting rotating electric machine system, a rotor surface has magnetic salient poles and island-shaped magnetic poles alternately in circumferential direction, and the island-shaped magnetic poles are constituted so that magnetic flux coming from an external source does not flow through. A magnetic excitation part magnetizes the island-shaped magnetic poles and the magnetic salient poles collectively in the same direction, and then control a flux amount flowing through an armature. The armature has armature coils that face the magnetic salient pole and the island-shaped magnetic pole simultaneously so that driving torque fluctuation or power generation voltage waveform distortion is controlled. The magnetic excitation part changes magnetization state of a field magnet irreversibly, or changes an excitation current to an excitation coil to control a flux crossing the armature.

A touch sensor includes first electrodes which are driving electrodes of the touch sensor, second electrodes which are detecting electrodes of the touch sensor, third electrodes, and an insulating film which is stacked on the first electrodes. Each of the first electrodes extends in a first direction. Each of the second electrodes and each of the third electrodes are formed on the insulating film, and extend in a second direction. The second electrodes overlap with partial regions of the first electrodes, and the third electrodes overlap with other partial regions of the first electrodes and are formed in gaps between the second electrodes. A film thickness of the insulating film between the first electrodes and the third electrodes varies due to pressing force in a film thickness direction, and the insulating film constitutes the electrostatic capacitance-type pressure sensor with first electrodes and the third electrodes.

A magnetic flux detection unit and a rectangular solid magnet are provided. The magnetic flux detection unit includes one or more pairs of Hall sensors, each pair having two Hall sensors arranged on a substrate. The solid magnet is arranged movably in a direction in a plane parallel to the substrate. Each pair of two Hall sensors is arranged on the substrate so that a line connecting the centers of magnetism sensing sections of each pair of two Hall sensors is orthogonal to a movement direction of the magnet. A tetragon has a long side and a short side and the long side has a inclination angle to the line connecting the centers of magnetism sensing sections of the each pair of two Hall sensors. The magnet has one N-pole and one S-pole separately magnetized in orthogonal to the substrate on which the Hall sensors are arranged.

The invention relates to the technical field of three-dimensional reconstruction. The invention discloses a three-dimensional point cloud reconstruction method based on laser radar. The method comprises the following steps: data acquisition and preprocessing, feature extraction, feature matching, motion estimation, point cloud fusion and the like. The three dimensional environment real-time mapping function is achieved through a two-dimensional laser radar, and compared with the scheme based on a multi-line laser radar, the three-dimensional point cloud reconstruction method has the advantagesof being low in cost, good in motion distortion removing effect, high in real-time performance and high in mapping precision and has high practical significance for popularization and application ofthe three-dimensional environment reconstruction technology.

It is an object of the present invention to provide a polycarbonate-polydiorganosiloxane copolymer having improved transparency.

The present invention is the polycarbonate-polydiorganosiloxane copolymer comprises a polycarbonate block and a polydiorganosiloxane block, wherein (i) the copolymer has an aggregation structure comprising a matrix of the polycarbonate and polydiorganosiloxane domains dispersed therein; (ii) the polydiorganosiloxane domains have an average size of 5 to 40 nm and a normalized dispersity of not more than 30%; and (iii) the total light transmittance is not less than 88%.

The invention discloses an external insulation system and a construction method of a straight compressing EPS inorganic composite plate. The external wall firstly pre-produces the straight compressing EPS inorganic composite plate or a straight compressing EPS inorganic composite decorative board in a factory and compresses an inorganic composite enhancement layer onto a single-side of an expanded EPS plate by using a mechanical method; the outer surfaces of a base course wall of a building all adopt the EPS inorganic composite plate which adheres to a leveling blanket through bonding sands; the slab joint is pointed by jointing material and the outside of the jointing material is sealed again by weather proofing sealant; and a finish is arranged at the lateral of the system. The invention is characterized by the anti-crack, the good durability, the reliability and safety, the low cost and the fast construction.

A method and low cost apparatus to accurately determine the gain, offset, and/or skew calibration values of each A/D converter in a few steps for an interleaving A/D converter. The calibration method includes: applying sine waves to the input as a calibration signal during calibration, A/D converting of the sine wave by a plurality of A/D conversion means in a predetermined order and storing the converted data in a data storage memory, and determining the gain, offset, and/or skew calibration values by using sine curve fitting on a sequence of converted data for each of the plurality of A/D conversion means.

In a memory cell, a transistor with extremely high off-resistance is used as a write transistor; a drain and a source of the write transistor are connected to a write bit line and an input of an inverter, respectively; and a drain and a source of a read transistor are connected to a read bit line and an output of the inverter, respectively. Capacitors may be intentionally disposed to the source of the write transistor. Alternatively, parasitic capacitance may be used. Since the data retention is performed using charge stored on these capacitors, a potential difference between power sources for the inverter can be 0. This eliminates leakage current between the positive and negative electrodes of the inverter, thereby reducing power consumption.

In a photoelectric conversion device comprising a first-conductivity type first semiconductor region located in a pixel region, a second-conductivity type second semiconductor region provided in the first semiconductor region, and a wiring for electrically connecting the second semiconductor region to a circuit element located outside the pixel region, a shield is provided on the light-incident side of the wiring, via an insulator in such a way that it covers at least part of the wiring and also the shield comprises a conductor whose potential stands fixed.

This photoelectric conversion device may hardly be affected with low-frequency radiated noises as typified by power-source noise.

A biodegradable aliphatic polyester, such as polylactic acid, is mixed with a monomer having allyl and molded into a molding having the crosslinking degree of the biodegradable aliphatic polyester increased. Thereafter, the molding is exposed to ionizing radiation to thereby obtain a molding excelling in heat resistance. Triallyl isocyanurate or triallyl cyanurate is used as the monomer having allyl.

The invention proposes a submarine locating method based on the spatial gradient of a magnetic field at two detection locations, and belongs to the fields of long-range submarine detection and magnetic dipole locating. The method includes the steps of first, forming a magnetic anomaly detection array using a plurality of single-axis vector magnetometers; measuring, by using the magnetic anomaly detection array, the magnetic field respectively at an initial detection location and a second detection location reached through a preset path, and obtaining a gradient tensor matrix and all the independent components thereof of a submarine additional magnetic field at each of the two detection locations; and according to an expression of the gradient tensor of the submarine additional magnetic field, substituting all the independent components of the gradient tensor matrix of the submarine additional magnetic field at each of the two detection locations to obtain and solve a locating equation, finally obtaining location information of the submarine and completing locating. The method can locate the submarine remotely in the background of a changing geomagnetic field, avoids the influence of diurnal variation in the geomagnetic field, and has high locating accuracy.

The invention discloses a laser radar-based mini-sized unmanned plane control method comprising the following steps: real time laser range finding information is collected; according to the laser range finding information, an unmanned plane position and pose solution is sought, synchronous positioning and map building are conducted, and dynamic air route planning is conducted; after electric motor driving signals are generated, the flight of an unmanned plane can be controlled. A laser radar-based mini-sized unmanned plane control system is disclosed and comprises an unmanned plane flight control module, a laser range finding radar module and an electric motor. Low altitude complex environment unmanned plane autonomous navigation key technologies are applied to the field of equipment for civil use, and the reliability of low altitude complex environment navigation is improved while hardware cost is lowered. The laser radar-based mini-sized unmanned plane control method and system are widely applied to the technical field of unmanned planes.

A display device having fewer alignment defects is provided. A display device having a high aperture ratio and including a capacitor with increased charge capacity is provided. A display device having a high aperture ratio, including a capacitor with large charge capacity, and having fewer alignment defects is provided. The display device includes a pixel electrode, a transistor including a light-transmitting semiconductor layer connected to the pixel electrode, and a capacitor, a scan line, and a data line connected to the transistor. The transistor is arranged to overlap with the scan line. One of electrodes of the capacitor is formed on the same surface where the semiconductor layer is formed, and is formed in a region divided by the scan lines and the data lines. The other of the electrodes of the capacitor is a pixel electrode. The pixel electrode extends so as to intersect with the scan line.

The invention discloses a human body target motion state identifying method based on improved generalized S conversion, and belongs to the technical field of radar life detection and identification. The method comprises the following steps of: establishing a human body target walking space model based on an empirical mathematic parameter and an Euler rotation matrix, then establishing a radar return model for micro Doppler modulation, and extracting target micro Doppler characteristics from a return signal by utilizing improved generalized S conversion, so that the human body target motion state can be identified. By utilizing the method, three specific target states of low-speed walking, normal-speed walking and high-speed walking can be identified.